<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <title>聚合搜索</title>
  <script src="jquery.min.js"></script>
</head>
<body>
<div style="width:100%; text-align: center;">
  <input type="button" value="必应" onclick="upsearch('https://www.bing.com/')" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
  <input type="button" value="360" onclick="upsearch('https://www.so.com')" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
  <input type="button" value="bilibili" onclick="upsearch('https://www.bilibili.com/')" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</div>
<hr >
<iframe id="ifr" width="100%" height="600px" src="https://www.bing.com/"></iframe>
<script>
			function upsearch(url){
				jQuery("#ifr").attr("src",url);
			}
		</script>
</body>
</html>